$0.60 per 1M input tokens and $2.20 per 1M output tokens; cached input $0.11 per 1M; cheapest via DeepInfra at $0.38 / $1.60.
There is no free API; the cheapest paid price is $0.38 per 1M input tokens. The weights are open, so you can run it yourself.
#155 of 334 in Chat & Knowledge, #86 of 239 in Coding, #123 of 242 in Agents & Tool Use, #87 of 195 in Writing & Language.
On Arena Text · Japanese, GLM 4.5 scores 1,415.4 vs 1,416.3 — about the same.
Through the API of DeepInfra.
131K tokens, with up to 98K output tokens.
Released 2025-07-28. It is the current version in its line.
Yes, the weights are open (MIT licence).
The weights are open and can be self-hosted; hardware needs are not confirmed yet.
No, it accepts text only.
GLM 4.5 is an open-weights language model from Z.ai, released Jul 2025.
GLM 5.3 Flash (cheaper), GPT-5.6 Terra (better), GLM 5.3 (open weights).